Luminus Devices Inc.
Interlight
Bivar Inc.
OSRAM Opto Semiconductors Inc.
Vishay Semiconductor Opto Division
Rohm Semiconductor
Omron Automation and Safety
onsemi
SETi/Seoul Viosys
Everlight Electronics Co Ltd
Marktech Optoelectronics
TT Electronics/Optek Technology
Opto Diode Corp
Stanley Electric Co
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